/**
 * Copyright (c) 2013, jamiesun, All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 *     Redistributions of source code must retain the above copyright notice, this
 *     list of conditions and the following disclaimer.
 * 
 *     Redistributions in binary form must reproduce the above copyright notice, this
 *     list of conditions and the following disclaimer in the documentation and/or
 *     other materials provided with the distribution.
 * 
 *     Neither the name of the {organization} nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.toughradius.server;


import java.io.IOException;
import java.io.InputStreamReader;
import java.io.LineNumberReader;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.UnknownHostException;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.picocontainer.Startable;
import org.toughradius.Project;
import org.toughradius.annotation.Inject;



@Inject
public class MonitorServer implements Startable
{
    private static final Log logger = LogFactory.getLog(MonitorServer.class);
    private ServerSocket serverSocket;
    private Thread mthread ;

    public void start()
    {
        int port = 9079;
        try
        {
            serverSocket = new ServerSocket(port,1,InetAddress.getByName("127.0.0.1"));
            mthread = new Thread(new Handler(),"MonitorServer:"+port);
            mthread.setDaemon(true);
            mthread.start();
        }
        catch (UnknownHostException e)
        {
            logger.error("启动监视线程失败", e);
        }
        catch (IOException e)
        {
            logger.error("启动监视线程失败", e);
        }
        catch (Exception e)
        {
            logger.error("启动监视线程失败", e);
        }
        
    }

    public void stop()
    {
        try
        {
            serverSocket.close();
        }
        catch (IOException e)
        {
        }
    }
    
    class Handler implements Runnable{

        public void run()
        {
            while (true)
            {
                Socket socket = null;
                try
                {
                    socket = serverSocket.accept();
                    LineNumberReader line = new LineNumberReader(new InputStreamReader(socket.getInputStream()));
                    String lineKey = line.readLine();
                    if ("tr@1000-stop".equals(lineKey))
                    {
                        try {socket.close();}catch(Exception e){logger.error(e);}
                        try {serverSocket.close();}catch(Exception e){logger.error(e);}
                        Project.getInstance().stop();
                        System.exit(0);
                    }

                }
                catch(Exception e)
                {
                    logger.error(e);
                }
                finally
                {
                    try
                    {
                        socket.close();
                    }
                    catch (IOException e)
                    {
                        logger.error(e);
                    }
                }
            }
            
        }
        
    }
}